PharmPK Discussion - Pusulfan

On 22 Dec 2000 at 11:41:56, cbuerger.at.zedat.fu-berlin.de (by way of David_Bourne) sent the message

Hello everybody,I'm a PhD student at the University of Berlin.for my bioanalytical investigations with busulfan I would like to usepusulfan (1,5-bis-methanesulfonyloxy-pentane) as an internal standard.Could anybody tell me a supplier of pusulfan,.......or does anybody knowsomeone who could spare some milligrams?Thanks in advance,